422817280

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 160

約数和(自身を含む): 1088930304

約数和(自身を除く): 666113024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 80, 86, 92, 115, 128, 160, 167, 172, 184, 215, 230, 256, 320, 334, 344, 368, 430, 460, 512, 640, 668, 688, 736, 835, 860, 920, 989, 1280, 1336, 1376, 1472, 1670, 1720, 1840, 1978, 2560, 2672, 2752, 2944, 3340, 3440, 3680, 3841, 3956, 4945, 5344, 5504, 5888, 6680, 6880, 7181, 7360, 7682, 7912, 9890, 10688, 11008, 11776, 13360, 13760, 14362, 14720, 15364, 15824, 19205, 19780, 21376, 22016, 26720, 27520, 28724, 29440, 30728, 31648, 35905, 38410, 39560, 42752, 53440, 55040, 57448, 58880, 61456, 63296, 71810, 76820, 79120, 85504, 106880, 110080, 114896, 122912, 126592, 143620, 153640, 158240, 165163, 213760, 229792, 245824, 253184, 287240, 307280, 316480, 330326, 427520, 459584, 491648, 506368, 574480, 614560, 632960, 660652, 825815, 919168, 983296, 1148960, 1229120, 1265920, 1321304, 1651630, 1838336, 1966592, 2297920, 2458240, 2531840, 2642608, 3303260, 3676672, 4595840, 4916480, 5285216, 6606520, 9191680, 9832960, 10570432, 13213040, 18383360, 21140864, 26426080, 42281728, 52852160, 84563456, 105704320, 211408640, 422817280]

約数ペア:

[(1, 422817280), (2, 211408640), (4, 105704320), (5, 84563456), (8, 52852160), (10, 42281728), (16, 26426080), (20, 21140864), (23, 18383360), (32, 13213040), (40, 10570432), (43, 9832960), (46, 9191680), (64, 6606520), (80, 5285216), (86, 4916480), (92, 4595840), (115, 3676672), (128, 3303260), (160, 2642608), (167, 2531840), (172, 2458240), (184, 2297920), (215, 1966592), (230, 1838336), (256, 1651630), (320, 1321304), (334, 1265920), (344, 1229120), (368, 1148960), (430, 983296), (460, 919168), (512, 825815), (640, 660652), (668, 632960), (688, 614560), (736, 574480), (835, 506368), (860, 491648), (920, 459584), (989, 427520), (1280, 330326), (1336, 316480), (1376, 307280), (1472, 287240), (1670, 253184), (1720, 245824), (1840, 229792), (1978, 213760), (2560, 165163), (2672, 158240), (2752, 153640), (2944, 143620), (3340, 126592), (3440, 122912), (3680, 114896), (3841, 110080), (3956, 106880), (4945, 85504), (5344, 79120), (5504, 76820), (5888, 71810), (6680, 63296), (6880, 61456), (7181, 58880), (7360, 57448), (7682, 55040), (7912, 53440), (9890, 42752), (10688, 39560), (11008, 38410), (11776, 35905), (13360, 31648), (13760, 30728), (14362, 29440), (14720, 28724), (15364, 27520), (15824, 26720), (19205, 22016), (19780, 21376)]